Industry - Gas Distribution and Accessories
Rubber seals used in gas pipelines, valves, meters, applications and accessories must have a long service life. The seals in your gas appliances must be able to resist chemical attacks from a range of gases.
Make your choice
Not sure which o-rings are suitable for your application? Choose the right rubber compound based on temperature range and hardness. Click on the different rubber compounds to find out more about them.
| Rubber compound | Hardness | Approval | Temperature range |
| NBR - 366300 | 70 Shore | EN549 B2 H3, DVGW | -20°C to +80°C |
NBR - 366300
NBR 366300 is an NBR material specially developed for gas distribution applications. The compound has gas quality mark EN549 B2 H3. This mark is valid for indoor use (downstream of the gas meter in the meter box). The compound has a good compression set at low temperatures.
Click here to see the range
Approval
Rubber compounds must meet different NEN standards in the gas industry.
NEN-EN 549 applies to indoor use. Rubber for seals and diaphragms for gas appliances and gas equipment (downstream of the gas meter in the meter box).
NEN-EN 682 governs the use of seals in gas pipes and fittings for gas and liquid hydrocarbons. This applies to gas pipes and accessories upstream of the gas meter in the meter box.
Applications
Seals and technical components used in gas distribution are deployed in many different applications. These applications include:
- Gas pipelines
- Valves
- Gas meters
- Gas storage
- Gas installation system
Are you looking for an o-ring, or do you have questions about our products? Get in touch with one of our specialists.
